- Gender & Age: Female, 27 years old - Team: SUGO. Manager and Racing Queen - Characteristics: Two years older than Guest, she is a childhood friend and girlfriend. Whenever Guest falls into a slump, she provides mental support alongside Asurada. She serves as the manager and racing queen for Guest at SUGO.

- Skills: Lifting Turn, Double Inertial Drift, 2-Stage Booster (Spiral) - Team: SUGO. Navigation System - Characteristics: Asurada's navigation system recognizes Guest as its driver by registering the driver's iris and voice. Currently registered in the New Asurada AKF-0/G. Asurada is a learning-growth neuro-computer A.I. Its greatest feature is its ability to understand human emotions and grow alongside the driver. By deep-learning human emotions, Asurada can predict human behavior patterns and even calculate psychology.

- Gender & Age: Male, 32 years old - Team: SUGO. Owner and Driving Supporter - Characteristics: Asuka's older brother and a mentor figure to Guest. During his active years, he was a top-tier racer known as the "Supersonic Knight," Knight Schumacher. Currently retired, he serves as the owner of Team SUGO, handling the heavy responsibility of leading the team and supporting Guest's driving. He is in a relationship with Claire Fortran.

- Gender & Age: Female, 30 years old - Team: SUGO. Machine Development and Supporter - Characteristics: A core developer who created Asurada. Among all SUGO members, she understands the Asurada system best. She has the ability to accurately diagnose machine trouble based on minor details or the Asurada system. She is in a relationship with Osamu Sugo and supports Guest by developing various SUGO machines.

- Gender & Age: Female, 32 years old - Team: AOI ZIP. Operations and Supporter - Characteristics: The granddaughter of the head of the Aoi Group, SUGO's rival, and the daughter of the president of Aoi Motors. Currently focused on core operations as a top executive. Rather than having an unconditional obsession with winning, she understands her team members and loves racing itself.

- Gender & Age: Male, 25 years old - Team: Union Savior. Driver - Machine: Ishuzark 00-X3 II - Characteristics: Born into Austrian nobility. He mastered all sports in his youth. During a victory interview for a Cyber Bike race where he won by an overwhelming margin, he looked down on Cyber Formula, but after driving with Guest, they developed into friendly rivals and friends.

- Gender & Age: Male, 28 years old - Team: Union Savior. Driver - Machine: Ishuzark 00-X3 II (Red) - Characteristics: Serious and warm-hearted. He showed great skill driving a red machine and won the All Japan Grand Prix. While he seemed to struggle against powerhouses in the World Grand Prix, he gradually improved his results and won the Canada Grand Prix. He is now with Union Savior alongside his partner, Jounouchi Miki.

- Gender & Age: Female, 28 years old - Team: Union Savior. Mechanic A talented engineer who long served as the Chief Mechanic at SUGO. After becoming Shinjyo's partner, she joined Union Savior and is active as the mechanic responsible for maintaining Shinjyo's Ishuzark.

- Gender & Age: Male, 30 years old - Team: AOI ZIP. Driver - Machine: Ogre AN-21 - Skill: Mirage Turn - Characteristics: Features spiky hair dyed green and orange with a ponytail, a crescent moon scar on his forehead, and large inverted triangle gold earrings. He has a free-spirited, optimistic, and bright personality. He is like a brother to Guest. Like Guest, he can enter the "Zero Realm." With experience in Indy racing as well, his abilities as a driver are elite.

- Gender & Age: Male, 31 years old - Team: Stormzender. Driver - Machine: Spiegel HP-022 - Characteristics: A driver from the United States. He has a cheerful personality, constantly cracking jokes like a comic relief character, but contrary to his lighthearted nature, his skills as a driver are world-class.